Exercise machine



FIG. 1 shows an isometric view of the design.

FIG. 2 shows a rear end view of the design.

FIG. 3 shows a front end view of the design.

FIG. 4 shows a right side view of the design.

FIG. 5 shows a left side view of the design.

FIG. 6 shows a top plan view of the design; and,

FIG. 7 shows a bottom plan view of the design.

The broken lines in these drawings serve to illustrate the environmentin which the claimed design is associated. The broken lines form no partof the claimed design.

CLAIM The ornamental design for an exercise machine, as shown anddescribed.